<template>
  <section>
    <!--工具条-->
    <el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
      <el-form :inline="true" :model="filters">
        <el-form-item>
          <el-input v-model="filters.keyword" placeholder="关键字"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" v-on:click="bigQuery">查询</el-button>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="handleAdd">新增</el-button>
        </el-form-item>
      </el-form>
    </el-col>

    <!--列表-->
    <el-table :data="departments" highlight-current-row v-loading="listLoading"  @selection-change="selsChange" @row-dblclick="sj" style="width: 100%;">
      <el-table-column type="selection" width="55">
      </el-table-column>
      <el-table-column type="index" width="60">
      </el-table-column>
      <el-table-column prop="name" label="部门名称" width="120" >
      </el-table-column>
      <el-table-column prop="sn" label="部门编号" width="100" >
      </el-table-column>
      <el-table-column prop="state" label="状态" width="100" sortable>
        <template scope="scope">
          <span style="color: red" v-if="scope.row.state === 0">启用</span>
          <span style="color: green" v-else-if="scope.row.state === 1">禁用</span>
          <span style="color: #726e6e" v-else>未知</span>
        </template>
      </el-table-column>
      <el-table-column prop="manager.username" label="负责人" width="120" >
      </el-table-column>
      <el-table-column prop="parent.name" label="上级部门" min-width="180" >
      </el-table-column>
      <el-table-column label="操作" width="150">
        <template scope="scope">
          <el-button size="small" @click="handleEdit(scope.$index, scope.row)">编辑</el-button>
          <!--@click调用里点击事件-->
          <el-button type="danger" size="small" v-perm="'dept:delete'" @click="handleDel(scope.$index, scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!--工具条-->
    <el-col :span="24" class="toolbar">
      <el-button type="danger" v-perm="'dept:batchDelete'" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
      <el-pagination layout="prev, pager, next" @current-change="handleCurrentChange" :current-page="currentPage" :page-size="pageSize" :total="totals" style="float:right;">
      </el-pagination>
    </el-col>

    <!--编辑界面
      v-model ： 在 elementui 中 2.x版本是双向绑定 1.x版本是 弹窗是否弹出
    -->
    <el-dialog :title="title" :visible.sync="editFormVisible" :close-on-click-modal="false">
      <el-form :model="editForm" label-width="80px" :rules="editFormRules" ref="editForm">
        <el-form-item label="编号" prop="sn">
          <el-input v-model="editForm.sn" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="部门名称" prop="name">
          <el-input v-model="editForm.name" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="状态">
          <el-radio-group v-model="editForm.state">
            <el-radio class="radio" :label="1">启用</el-radio>
            <el-radio class="radio" :label="0">禁用</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="负责人">
          <el-select v-model="editForm.managerId" placeholder="请选择">
            <el-option
                v-for="item in emps"
                :label="item.username"
                :value="item.id">
              <span style="float: left">{{ item.username }}</span>
              <span style="float: right; color: #8492a6; font-size: 13px">{{ item.phone }}</span>
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="上级部门">
          <!--级联选择器（选择任意一级选项el-cascader） ，加v-model="editForm.parentId"-->
          <el-cascader
              v-model="editForm.parentId"
              :options="options"
              :props="{ checkStrictly: true,
                value:'id',
                label:'name'
              }"
              clearable></el-cascader>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click.native="editFormVisible = false">取消</el-button>
        <el-button type="primary" @click.native="editSubmit" :loading="editLoading">提交</el-button>
      </div>
    </el-dialog>
    // 抽屉
    <el-drawer
        title="展示员工"
        :visible.sync="tablej"
        direction="rtl"
        size="50%">
      <el-table :data="gridData">
        <el-table-column property="username" label="姓名" width="150"></el-table-column>
        <el-table-column property="phone" label="电话" width="200"></el-table-column>
        <el-table-column property="email" label="邮箱"></el-table-column>
      </el-table>
    </el-drawer>
  </section>
</template>

<script>/*js区*/
import util from '../../common/js/util'
//import NProgress from 'nprogress'
import { getUserListPage, removeUser, batchRemoveUser, editUser, addUser } from '../../api/api';

export default {
  data() {
    return {
      options: [],
      gridData:[],
      tablej:false,
      emps: [],
      title: '',
      filters: {
        keyword: ''
      },
      departments: [],
      totals: 0,
      currentPage: 1,
      pageSize: 5,
      listLoading: false,
      sels: [],//列表选中列

      editFormVisible: false,//编辑界面是否显示
      editLoading: false,
      editFormRules: {
        name: [
          {required: true, message: '请输入姓名', trigger: 'blur'}
        ],
        sn: [
          {required: true, message: '请输入编号', trigger: 'blur'}
        ]
      },
      //编辑界面数据
      editForm: {
        id: null,
        sn: '',
        name: '',
        state: 0,
        managerId: null,
        parentId: null
      },
    }
  },
  methods: {
    // 双击抽屉方法sjfindByIdEmp
    sj(row) {
      this.tablej=true;
      this.$http.get("/dept/i/"+row.id)
      .then(result=>{
        this.gridData=result.data;
      })
    },
    getDeptTree() {
      this.$http.get("/dept/tree")
          /*接受后端数据*/
          .then(result => {
            this.options = result.data
          })
    },
    getEmps() {
      this.$http.get('/emp')
          .then(result => {
            this.emps = result.data
          })
          .catch(result=>{
            this.$message({
              message: "查询员工错误",
              type: 'success'
            });
          })
    },
    bigQuery(){ // 同理search()方法
      this.currentPage = 1
      this.getDepartments()
    },
    handleCurrentChange(val) {
      this.currentPage = val;
      this.getDepartments();
    },
    //获取部门列表
    getDepartments() {
      let para = {
        currentPage:this.currentPage,
        pageSize: this.pageSize,
        keyword: this.filters.keyword
      };
      // 开启忙等
      this.listLoading = true;
      // 发送axios
      this.$http.post("/dept",para)
          .then(result=>{
            console.log(result)
            // 关闭忙等
            this.listLoading = false;
            //赋值
            this.departments = result.data.rows
            this.totals = result.data.totals
          })
          .catch(result=>{
            this.listLoading = false
            this.$message({
              message:'网络不通',
              type:'error'
            })
          })
    },
    //删除
    handleDel: function (index, row) {
      this.$confirm('确认删除该记录吗?', '提示', {
        type: 'warning'
      }).then(() => {
        this.listLoading = true;
        // 写自己的axios
        this.$http.delete("/dept/"+row.id)
            .then(result=>{
              // 关闭忙等
              this.listLoading = false;
              // 接受后端的结果，返回至前端【删除成功提示】
              if (result.data.success) { // 成功
                this.$message({
                  message: result.data.msg,
                  type: 'success'
                });
                //【成功删除后，页面展示（当前页）到第一页，执行getDepartments方法】
                this.currentPage = 1
                this.getDepartments()
              } else { // 失败
                this.$message({
                  message: result.data.msg,
                  type: 'error'
                });
              }
            })
      }).catch(() => {
        this.$message({
          message: result.data.msg,
          type: '网络不通'
        });
      });
    },
    //显示编辑界面
    handleEdit: function (index, row) {
      this.title = "编辑"
      this.editFormVisible = true;
      this.editForm = Object.assign({}, row);
    },
    //显示新增界面
    handleAdd: function () {
      this.title = "新增"
      this.editFormVisible = true;
      this.addForm = {
        id: null,
        sn: '',
        name: '',
        state: 0,
        managerId: null,
        parentId: null
      };
    },
    //编辑
    editSubmit: function () {
      this.$refs.editForm.validate((valid) => {
        if (valid) {
          this.$confirm('确认提交吗？', '提示', {}).then(() => {
            // 按钮忙等
            this.editLoading = true;
            let para = Object.assign({}, this.editForm);
            if (para.parentId && para.parentId instanceof Array) {
              /**/
              // let arr = para.parentId;
              // let par = arr[arr.length - 1];
              // para.parentId = par
              /**/
              para.parentId = para.parentId[para.parentId.length - 1]
            }
            this.$http.put('/dept', para)
                .then(result => {
                  if (result.data.success) {
                    this.editLoading = false;
                    this.editFormVisible = false;
                    this.$message({
                      message: result.data.msg,
                      type: 'success'
                    });
                    // 执行后展现页面至第一页，再次调用getDepartments
                    this.currentPage = 1
                    this.getDepartments();
                  } else {
                    this.editLoading = false;
                    this.$message({
                      message: result.data.msg,
                      type: 'error'
                    });
                  }
                })
                .catch(result => {
                  this.editLoading = false;
                  this.$message({
                    message: '网络不通',
                    type: 'error'
                  });
                })
          });
        }
      });
    },
    selsChange: function (sels) {
      this.sels = sels;
    },
    //批量删除
    batchRemove: function () {
      var ids = this.sels.map(item => item.id);
      this.$confirm('确认删除选中记录吗？', '提示', {
        type: 'warning'
      }).then(() => {
        this.listLoading = true;
        this.$http.patch('/dept',ids)
            .then(result=> {
              this.listLoading = false;
              // 接受后端的结果，返回至前端【删除成功提示】
              if (result.data.success) { // 成功
                this.$message({
                  message: result.data.msg,
                  type: 'success'
                });
                //【成功删除后，页面展示（当前页）到第一页，执行getDepartments方法】
                this.currentPage = 1
                this.getDepartments()
              } else { // 失败
                this.$message({
                  message: result.data.msg,
                  type: 'error'
                });
              }
            })
      }).catch(() => {
        this.$message({
          message: result.data.msg,
          type: '网络不通'
        });
      });
    }
  },
  mounted() {
    this.getDepartments();
    this.getEmps();
    this.getDeptTree();
  }
}

</script>

<style scoped>

</style>